Whirlpool bath tub



FIG. 1 is a perspective view of a whirlpool bath tub showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof, taken from the lower right side of FIG. 1;

FIG. 4 is a side elevational view thereof, taken from the lower left side of FIG. 1; and

FIG. 5 is a cross-sectional view taken along line 5--5 of FIG. 1; and

FIG. 6 is a cross-sectional view taken along line 6--6 of FIG. 1. 

The ornamental design for a whirlpool bath tub, as shown. 